rpmio/crc.h File Reference

CRC32, CRC64 and ADLER32 checksums. More...

#include <sys/types.h>
#include <rpmiotypes.h>

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Data Structures
struct	sum32Param
struct	sum64Param
Functions
rpmuint32_t	__crc32 (rpmuint32_t crc, const rpmuint8_t *data, size_t size)
rpmuint32_t	__crc32_combine (rpmuint32_t crc1, rpmuint32_t crc2, size_t len2)
rpmuint64_t	__crc64 (rpmuint64_t crc, const rpmuint8_t *data, size_t size)
rpmuint64_t	__crc64_combine (rpmuint64_t crc1, rpmuint64_t crc2, size_t len2)
rpmuint32_t	__adler32 (rpmuint32_t adler, const rpmuint8_t *buf, rpmuint32_t len)
rpmuint32_t	__adler32_combine (rpmuint32_t adler1, rpmuint32_t adler2, size_t len2)
int	sum32Reset (sum32Param *mp)
int	sum32Update (sum32Param *mp, const rpmuint8_t *data, size_t size)
int	sum32Digest (sum32Param *mp, rpmuint8_t *data)
int	sum64Reset (sum64Param *mp)
int	sum64Update (sum64Param *mp, const rpmuint8_t *data, size_t size)
int	sum64Digest (sum64Param *mp, rpmuint8_t *data)

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Detailed Description

CRC32, CRC64 and ADLER32 checksums.

Definition in file crc.h.

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Function Documentation

rpmuint32_t __adler32	(	rpmuint32_t	adler,
		const rpmuint8_t *	buf,
		rpmuint32_t	len
	)

Definition at line 317 of file crc.c.

References BASE, DO16, MOD, MOD4, and NMAX.

Referenced by rpmDigestInit().

rpmuint32_t __adler32_combine	(	rpmuint32_t	adler1,
		rpmuint32_t	adler2,
		size_t	len2
	)

Definition at line 384 of file crc.c.

References BASE, and MOD.

Referenced by rpmDigestInit().

rpmuint32_t __crc32	(	rpmuint32_t	crc,
		const rpmuint8_t *	data,
		size_t	size
	)

Definition at line 10 of file crc.c.

References crc().

Referenced by rpmDigestInit().

rpmuint32_t __crc32_combine	(	rpmuint32_t	crc1,
		rpmuint32_t	crc2,
		size_t	len2
	)

Definition at line 82 of file crc.c.

References alloca(), gf2_dim32, gf2_matrix_square32(), and gf2_matrix_times32().

Referenced by rpmDigestInit().

rpmuint64_t __crc64	(	rpmuint64_t	crc,
		const rpmuint8_t *	data,
		size_t	size
	)

Definition at line 140 of file crc.c.

References crc().

Referenced by rpmDigestInit().

rpmuint64_t __crc64_combine	(	rpmuint64_t	crc1,
		rpmuint64_t	crc2,
		size_t	len2
	)

Definition at line 213 of file crc.c.

References alloca(), gf2_dim64, gf2_matrix_square64(), and gf2_matrix_times64().

Referenced by rpmDigestInit().

int sum32Digest	(	sum32Param *	mp,
		rpmuint8_t *	data
	)

Definition at line 419 of file crc.c.

References sum32Param::crc, and sum32Reset().

Referenced by rpmDigestInit().

int sum32Reset

(

sum32Param *

mp

)

int sum32Update	(	sum32Param *	mp,
		const rpmuint8_t *	data,
		size_t	size
	)

Definition at line 412 of file crc.c.

References sum32Param::crc, and sum32Param::update.

Referenced by rpmDigestInit().

int sum64Digest	(	sum64Param *	mp,
		rpmuint8_t *	data
	)

Definition at line 447 of file crc.c.

References sum64Param::crc, and sum64Reset().

Referenced by rpmDigestInit().

int sum64Reset

(

sum64Param *

mp

)

int sum64Update	(	sum64Param *	mp,
		const rpmuint8_t *	data,
		size_t	size
	)

Definition at line 440 of file crc.c.

References sum64Param::crc, and sum64Param::update.

Referenced by rpmDigestInit().